 <script setup>
import {artEditChannelService,artAddChannelService} from '@/api/article.js'
import { ref } from 'vue';
const dialogVisible = ref(false)
const formRef =ref()
const formModel = ref({
  cate_name: '',
  cate_alias:''
})

const rules = {
  cate_name: [
    {required:true,message:'请输入分类名称',trigger:'blur'},
    {pattern: /^\S{1,10}$/,message: '分类名称必须是 1-10 位的非空字符',trigger: 'blur'}
  ],
   cate_alias: [
    {required:true,message:'请输入分类别名',trigger:'blur'},
    {
      pattern:/^[a-zA-Z0-9]{1,15}$/,
      message: '分类别名必须是 1-15位的字母或数字',
      trigger: 'blur'
    }
  ]
}

const emit =defineEmits('success')
const onSubmit = async () => {
  await formRef.value.validate()
  const isEdit = formModel.value.id
  if (isEdit) {
    await artEditChannelService(formModel.value) 
    ElMessage.success('编辑成功')
  } else {
    await artAddChannelService(formModel.value)
    ElMessage.success('添加成功')
  }
  dialogVisible.value = false
  emit('success')
}
 
// 组件对外表露一个方法 open ，基于open传来的参数，区分添加还是编辑
// open({})  => 没有数据表单无需渲染，说明是添加
// open({id,cate_name....}) => 表单需要渲染，说明是编辑
// open调用之后，可以打开弹窗
const open = (row) => {
  console.log(row);
  dialogVisible.value = true  
  formModel.value={...row} //添加 → 重置了表单内容，编辑 → 存储了需要的回显的数据
}

// 房外暴露方法
defineExpose({
  open
})
</script>
 
 <template>
  <el-dialog
    v-model="dialogVisible"  :title="formModel.id ? '编辑分类' : '添加分类'" width="30%">
    <el-form 
    ref="formRef"
    :model="formModel"
    :rules="rules"
    label-width="100px"
    style="padding-right:30px">
      <el-form-item  label="分类名称" prop="cate_name"> 
        <el-input         
        v-model="formModel.cate_name" 
        placeholder="请输入分类名"></el-input>
      </el-form-item>
      <el-form-item  label="分类别名" prop="cate_alias">
        <el-input
        v-model="formModel.cate_alias"
        placeholder="请输入分别名"></el-input>
      </el-form-item>
    </el-form>
    <template #footer>
      <div class="dialog-footer">
        <el-button @click="dialogVisible = false">取消</el-button>
        <el-button type="primary" @click="onSubmit">
          确认
        </el-button>
      </div>
    </template>
  </el-dialog>
 </template>